B&M 112002 Street/Strip Automatic Transmission - TH400

Compatible with 1965-1991 Chevrolet Small Block and Big Block 2-Wheel/Rear Wheel Drive, Automatic Shift Valve Body.

PART# 112002

Be the first to write a review
$1,634.00   Suggested Retail
$1,469.95   Your Price
Estimated shipping date: 12/31/2021
Email Me When Available
 Ships via Truck Freight - Additional Charges Apply
Add to Wish List

For use with large 1.875 spicer yoke on 2 wheel drive models. Has 4.00 in. tailshaft and 7.00 in. separation on top bellhousing bolts. Transmission shipped without speedometer driven gear or housing.


This GM TH-400 is our B&M Street/Strip automatic transmission (for Chevrolet applications) with a large diameter bushing for use with large diameter yoke (1-7/8 inch) Spicer yoke part number 2-3-10431X) 600 HP maximum. Legendary B&M transmission for street use B&M's Street/Strip transmission is a complete ready to run unit (less converter) for high performance street and mild strip use. The transmission provides firm shifts and features a standard shift pattern, these are the finest available for street and strip use. Includes a 2.48:1 first gear ratio, 1.48:1 second gear, rebuilt front pump utilizes B&M pressure regulator spring and shims, all new B&M high performance friction plates, new intermediate roller clutch, new kickdown band with welded anchors, machined center support with new case saver ring, all new thrust bearings and races, new adjustable modulator and silencer ring, new external electric connector and kickdown solenoid and a re-calibrated valve body. Max 600 HP / 550 Ft/Lbs.


  • Includes New Adjustable Modulator
  • Performance Friction Materials
  • High Performance B&M Quality
  • Recalibrated Valve Body
  • Legendary Performance
  • Forward Shift Pattern

Product Attributes

Brand B&M
Emission Code5
Manufacturer Part Number112002
Product TypeAutomatic Transmissions
California Proposition 65 Chemical NameBenzene
Chromium (hexavalent compounds)
California Proposition 65 RequiredYes
Part Number112002



This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

Product Reviews

    *Free Shipping & Handling only offered to the contiguous US on orders over $100, excludes clearance parts and oversized packages.

    Some parts are not legal for use in California or other states with similar regulations.